activity
20242026
collaborators

6 papers

cs.CL2026

OP-Bench: Benchmarking Over-Personalization for Memory-Augmented Personalized Conversational Agents

Yulin Hu, Zimo Long, Jiahe Guo +5

Memory-augmented conversational agents enable personalized interactions using long-term user memory and have gained substantial traction. However, existing benchmarks primarily foc…

cs.AI2026

STAR-S: Improving Safety Alignment through Self-Taught Reasoning on Safety Rules

Di Wu, Yanyan Zhao, Xin Lu +2

Defending against jailbreak attacks is crucial for the safe deployment of Large Language Models (LLMs). Recent research has attempted to improve safety by training models to reason…

cs.CL2025

CARE-Bench: A Benchmark of Diverse Client Simulations Guided by Expert Principles for Evaluating LLMs in Psychological Counseling

Bichen Wang, Yixin Sun, Junzhe Wang +6

The mismatch between the growing demand for psychological counseling and the limited availability of services has motivated research into the application of Large Language Models (…

cs.CL2025

Psychological Counseling Cannot Be Achieved Overnight: Automated Psychological Counseling Through Multi-Session Conversations

Junzhe Wang, Bichen Wang, Xing Fu +3

In recent years, Large Language Models (LLMs) have made significant progress in automated psychological counseling. However, current research focuses on single-session counseling,…

cs.CL2025

How Does Sequence Modeling Architecture Influence Base Capabilities of Pre-trained Language Models? Exploring Key Architecture Design Principles to Avoid Base Capabilities Degradation

Xin Lu, Yanyan Zhao, Si Wei +3

Pre-trained language models represented by the Transformer have been proven to possess strong base capabilities, and the representative self-attention mechanism in the Transformer…

cs.CL2024

Separate the Wheat from the Chaff: A Post-Hoc Approach to Safety Re-Alignment for Fine-Tuned Language Models

Di Wu, Xin Lu, Yanyan Zhao +1

Although large language models (LLMs) achieve effective safety alignment at the time of release, they still face various safety challenges. A key issue is that fine-tuning often co…